<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport"
    content="width=device-width, initial-scale=1.0">
  <title>菜系列表</title>
  <!-- 引入样式 -->
  <link rel="stylesheet"
    href="../../plugins/element-ui/index.css" />
  <link rel="stylesheet" href="../../styles/common.css" />
  <link rel="stylesheet" href="../../styles/page.css" />
</head>

<body>
  <div class="dashboard-container" id="food-app">
    <div class="container">
      <div class="tableBar">
        <el-input v-model="input" placeholder="请输入菜品名称"
          style="width: 250px" clearable
          @keyup.enter.native="handleQuery">
          <i slot="prefix"
            class="el-input__icon el-icon-search"
            style="cursor: pointer" @click="init"></i>
        </el-input>
        <div class="tableLab">
          <span class="span-btn delBut non"
            @click="deleteHandle('批量', null)">批量删除</span>
          <span class="span-btn blueBug non"
            @click="statusHandle('1')">批量启售</span>
          <span style="border:none;"
            class="span-btn delBut non"
            @click="statusHandle('0')">批量停售</span>
          <el-button type="primary"
            @click="addFoodtype('add')">
            + 新建菜品
          </el-button>
        </div>
      </div>
      <el-table :data="tableData" stripe class="tableBox"
        @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="25">
        </el-table-column>
        <el-table-column prop="name" label="菜品名称">
        </el-table-column>
        <el-table-column prop="image" label="图片"
          align="center">
          <template slot-scope="{ row }">
            <el-image
              style="width: auto; height: 40px; border:none;cursor: pointer;"
              :src="getImage(row.image)"
              :preview-src-list="[ `/common/download?name=${row.image}` ]">
              <div slot="error" class="image-slot">
                <img src="./../../images/noImg.png"
                  style="width: auto; height: 40px; border:none;">
              </div>
            </el-image>
          </template>
        </el-table-column>
        <el-table-column prop="categoryName" label="菜品分类">
        </el-table-column>
        <el-table-column label="售价">
          <template slot-scope="scope">
            <span style="margin-right: 10px;">￥{{
              scope.row.price/100 }}</span>
          </template>
        </el-table-column>
        <el-table-column label="售卖状态">
          <template slot-scope="scope">
            <span style="margin-right: 10px;">{{
              scope.row.status == '0' ? '停售' : '启售'
              }}</span>
          </template>
        </el-table-column>
        <el-table-column prop="updateTime" label="最后操作时间">
        </el-table-column>
        <el-table-column label="操作" width="160"
          align="center">
          <template slot-scope="scope">
            <el-button type="text" size="small"
              class="blueBug"
              @click="addFoodtype(scope.row.id)">
              修改
            </el-button>
            <el-button type="text" size="small"
              class="blueBug"
              @click="statusHandle(scope.row)">
              {{ scope.row.status == '0' ? '启售' : '停售' }}
            </el-button>
            <el-button type="text" size="small"
              class="delBut non"
              @click="deleteHandle('单删', scope.row.id)">
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination class="pageList"
        :page-sizes="[10, 20, 30, 40]" :page-size="pageSize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="counts" @size-change="handleSizeChange"
        :current-page.sync="page"
        @current-change="handleCurrentChange">
      </el-pagination>
    </div>
  </div>
  <!-- 开发环境版本，包含了有帮助的命令行警告 -->
  <script src="../../plugins/vue/vue.js"></script>
  <!-- 引入组件库 -->
  <script src="../../plugins/element-ui/index.js"></script>
  <!-- 引入axios -->
  <script src="../../plugins/axios/axios.min.js"></script>
  <script src="../../js/request.js"></script>
  <script src="../../api/food.js"></script>
  <script>
    new Vue({
      el: '#food-app',
      data() {
        return {
          input: '',
          counts: 0,
          page: 1,
          pageSize: 10,
          tableData: [],
          dishState: '',
          checkList: []
        }
      },
      computed: {},
      created() {
        this.init()
      },
      mounted() {
      },
      methods: {
        async init() {
          const params = {
            page: this.page,
            pageSize: this.pageSize,
            name: this.input ? this.input : undefined
          }
          await getDishPage(params).then(res => {
            if (String(res.code) === '1') {
              this.tableData = res.data.records || []
              this.counts = res.data.total
            }
          }).catch(err => {
            this.$message.error('请求出错了：' + err)
          })
        },
        getImage(image) {
          return `/common/download?name=${image}`
        },
        handleQuery() {
          this.page = 1;
          this.init();
        },
        // 添加
        addFoodtype(st) {
          if (st === 'add') {
            window.parent.menuHandle({
              id: '4',
              url: '/backend/page/food/add.html',
              name: '添加菜品'
            }, true)
          } else {
            window.parent.menuHandle({
              id: '4',
              url: '/backend/page/food/add.html?id=' + st,
              name: '修改菜品'
            }, true)
          }
        },

        // 删除
        deleteHandle(type, id) {
          if (type === '批量' && id === null) {
            if (this.checkList.length === 0) {
              return this.$message.error('请选择删除对象')
            }
          }
          this.$confirm('确认删除该菜品, 是否继续?', '确定删除', {
            'confirmButtonText': '确定',
            'cancelButtonText': '取消',
          }).then(() => {
            deleteDish(type === '批量' ? this.checkList.join(',') : id).then(res => {
              if (res.code === 1) {
                this.$message.success('删除成功！')
                this.handleQuery()
              } else {
                this.$message.error(res.msg || '操作失败')
              }
            }).catch(err => {
              this.$message.error('请求出错了：' + err)
            })
          })
        },

        //状态更改
        statusHandle(row) {
          let params = {}
          if (typeof row === 'string') {
            if (this.checkList.length === 0) {
              this.$message.error('批量操作，请先勾选操作菜品！')
              return false
            }
            params.id = this.checkList.join(',')
            params.status = row
          } else {
            params.id = row.id
            params.status = row.status ? '0' : '1'
          }
          this.dishState = params
          this.$confirm('确认更改该菜品状态?', '提示', {
            'confirmButtonText': '确定',
            'cancelButtonText': '取消',
            'type': 'warning'
          }).then(() => {
            // 起售停售---批量起售停售接口
            dishStatusByStatus(this.dishState).then(res => {
              if (res.code === 1) {
                this.$message.success('菜品状态已经更改成功！')
                this.handleQuery()
              } else {
                this.$message.error(res.msg || '操作失败')
              }
            }).catch(err => {
              this.$message.error('请求出错了：' + err)
            })
          })
        },

        // 全部操作
        handleSelectionChange(val) {
          let checkArr = []
          val.forEach((n) => {
            checkArr.push(n.id)
          })
          this.checkList = checkArr
        },
        handleSizeChange(val) {
          this.pageSize = val
          this.init()
        },
        handleCurrentChange(val) {
          this.page = val
          this.init()
        }
      }
    })
  </script>
</body>

</html>